TV legend David Letterman made a surprise appearance on NBC’s “Tonight Show” on Monday night during host Jimmy Fallon’s ...

On Feb. 10, David Letterman stopped by “The Tonight Show Starring Jimmy Fallon” while his former bandleader, Paul Shaffer, ...

David Letterman came out midway through Jimmy Fallon's 'Tonight Show' monologue and filmed a 'Tortilla Challenge' TikTok video with the host.

David Letterman and John Oliver both paid surprise visits to their old stomping grounds Monday night. Bill Carter reports.

Before tomorrow’s concluding part, Robin ... TV series Spotlight in 1967. It also features footage from that fatal final show in London, including interviews with host on the night, Jimmy ...